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GGRF Meeting Highlights: Voice Mail Roaming Solutions and Roaming Market Research

A detailed readout of discussions from the GGRF Meeting in Madrid 2002-03, focusing on voice mail issues in ANSI-41 networks, GPRS Roaming in GSM, development of 1x Packet Data Roaming, and market research on worldwide roaming business. Updates on projects, standards development requests, and implementation guides. Stay informed on crucial updates in the telecommunications industry.

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GGRF Meeting Highlights: Voice Mail Roaming Solutions and Roaming Market Research

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  1. Readout from GGRF Meeting in Madrid 2002-03 Ron Ferguson Sprint PCS

  2. Status of Projects in TR45.2

  3. Voice Mail Issue • In ANSI-41 networks it is not necessary to have an external voice mail box number in order to retrieve voice mails • ANSI-41 customer Roaming in GSM Network cannot retrieve voice mails by dialing their own number • Received Reply from TR45.2 confirming status • Only able to retrieve voice mail if have external voice mail box number • ANSI-41 customer Roaming in GSM Network calls cannot be forwarded to Voice Mail if there is no external voice mail box number • Only possible if Optimal Routing is implemented in GSM network

  4. Packet Data Roaming • J-STD-038-A/B Supports GPRS Roaming in GSM Foreign Mode • ANSI-41 customer with GPRS handset will be able to get GPRS service • No similar standard exist that would allow GSM customer to get 1x Packet Data Roaming for ANSI-41 Foreign Mode • GGRF Determined there was a market need for 1x Packet Data Roaming in ANSI-41 Foreign Mode • Sent memo to various standards bodies including 3GPP2, 3GPP, TR45, TR46 requesting the development of 1x Packet Data Roaming in ANSI-41 Foreign Mode

  5. BIG & CIG • Billing Issues Group • Updated CIBER-TAP Conversion Guide (ver. 7) • PMN-BID database: regular updates • Commercial Issues Group • AA.27-29 CRs agreed by BARG, now under LRG review • Rev. 2 of AA.27-AA.29 will incorporate SMS, GPRS, etc and be submitted for approval at June meeting.

  6. Implementation Guide & Roaming Research • Interstandard Roaming Implement. Guide – 1st draft • Intended to be used by mobile operators to assess the feasibility of interstandard roaming between GSM and CDMA • Comprehensive guide covers business opportunity analysis (in depth research by June to be part of 2nd draft) • Commercial, billing & technical implementation issues • Roaming Market Research study • Market sizing of the worldwide roaming Business in terms of revenues • Travellers traffic • Average minutes of use • ARPU for roaming • Average tariffs • Considering a sample of all the continents and technologies • Expected to be completed in June

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